Home / 11,741,381.20-17,628,660.60-7,262,405.20

Finding the Fourth Proportional to 11,741,381.20, 17,628,660.60 and 7,262,405.20

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Solution

The fourth proportional to 11,741,381.20, 17,628,660.60 and 7,262,405.20 is: 10,903,868.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,741,381.20 : 17,628,660.60 = 7,262,405.20 : x
  2. Step 2: Convert to fraction form
    11,741,381.20/17,628,660.60 = 7,262,405.20/x
  3. Step 3: Cross multiply
    11,741,381.20x = 17,628,660.60 × 7,262,405.20
  4. Step 4: Simplify right side
    11,741,381.20x = 128,026,476,410,475.14
  5. Step 5: Solve for x
    x = 128,026,476,410,475.14/11,741,381.20
  6. Step 6: Final answer
    x = 10,903,868.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.